//
//  quadrilateral.h
//  窗口
//
//  Created by mac on 16-4-18.
//  Copyright (c) 2016年 lee. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface quadrilateral : NSObject
@property(strong,nonatomic)NSString *name;
-(void) square;
-(void) rectangle;
-(void) parallelogram;
-(NSStringCompareOptions) pare:(quadrilateral*) sa;
@end
